a diagram shows a design for a shop with two identical display windows situated on a

hema

New member
wall...? the two windows are equally spaced so that all the dotted lines around them are 2 meters long. the total area of each window is to be 12 square meters.
a)show that y=12/x where y is the width of a window
b)find the length of the wall, L in terms of x
c)find the height of the wall, H in terms of x
d)show that the total area, A sequare meters of the wall excluding the windows is a function of the window height x meters is modeled by A=24+6x+96/x
e)find dA/dx
f)find the minimum value of x for which the area, A is a minimum. hence find the value of A
g)using calculus verify that the area is a minimum.

work me through please in details :)
 
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